Finding the Fourth Proportional to 10,751.76, 14,823.48 and 7,388.40

Step by Step Solution

1. Step 1: Write the proportion equation
   10,751.76 : 14,823.48 = 7,388.40 : x
2. Step 2: Convert to fraction form
   10,751.76/14,823.48 = 7,388.40/x
3. Step 3: Cross multiply
   10,751.76x = 14,823.48 × 7,388.40
4. Step 4: Simplify right side
   10,751.76x = 109,521,799.63
5. Step 5: Solve for x
   x = 109,521,799.63/10,751.76
6. Step 6: Final answer
   x = 10,186.41